Discussion related to cado-nfs

[Zimmermann Paul <Paul.Zimmermann@inria.fr>]

       Paul,

> From: Paul Leyland <paul.leyland@gmail.com>
> Date: Mon, 25 Nov 2013 15:27:39 +0000
> 
> Running "grep tasks.sieve.rels_wanted pa*" in params_py yields curious
> output. Spotted this because I've started a c130 immediately after a
> successful c131.  The relevant lines from that grep are:
> 
> params.c130:tasks.sieve.rels_wanted = 29000000
> params.c131:tasks.sieve.rels_wanted = 20000000
> 
> 
> FWIW, the c131 needed a little over 24M relations.
> 
> I'm guessing that, for instance,
> 
> params.c132:tasks.sieve.rels_wanted = 1
> 
> indicates that no experimental data is yet available.  As time goes by I
> may be able to provide such data.
> 
> 
> Paul

you might use rels_wanted=1 always, then after each unsuccessful filtering
CADO-NFS will try with 10% more relations.

Paul Z.